Drug interactions
Azelastine + Ethanol
Severity: Moderate
Azelastine and Ethanol: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Alcohol adds to the sedating effect of azelastine, especially with the nasal spray at higher exposure. Drowsiness, slowed reaction time and impaired psychomotor performance may increase, raising the risk of accidents.
What this interaction means in plain words
Azelastine and Ethanol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive central nervous system depression from the sedating antihistamine and alcohol.
What to do
Advise patients to avoid alcohol while using azelastine. Warn them against driving or operating machinery until the combined effect is known.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Azelastine
Frequently asked questions
Can I take Azelastine with Ethanol?
MediHelp rates the interaction as moderate. Azelastine and Ethanol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Alcohol adds to the sedating effect of azelastine, especially with the nasal spray at higher exposure. Drowsiness, slowed reaction time and impaired psychomotor performance may increase, raising the risk of accidents.
How serious is the interaction between Azelastine and Ethanol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients to avoid alcohol while using azelastine. Warn them against driving or operating machinery until the combined effect is known.
What other medicines interact with Azelastine?
MediHelp also lists interactions of Azelastine with, for example, Calcium / magnesium / potassium / sodium oxybates, Methadone, Sodium oxybate. The full list is on the Azelastine page.
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